.box{
    position: absolute;
    top: 45%;
    left: 25%;
    width: 6rem;
    height: 1.5rem;
    line-height: 1.5rem;
    border-radius: 5px;
    background-color: rgba(0, 0, 0, 0.5);
    text-align: center;
    box-shadow: 0 3px 14px 0 rgba(203, 193, 187, .40);
    color: #fff;
    font-size: 0.5rem;
}
